Sudden Cardiac Arrest Topic Guide

Sudden Cardiac Arrest: Sudden cardiac arrest (SCA) usually causes death if it is not treated within minutes. Some of the causes of sudden cardiac death include ventricular fibrillation, medication or drug abuse/overdose, heart attack, physical stress, inherited disorders, and changes in the structure of the heart. Automatic external defibrillator (AED), if available is the best immediate treatment for sudden cardiac arrest.